Statement I A uniform electric field and a uniform magnetic field are pointed in the same direction. If an electron is projected in the same direction, the electron velocity will decrease in magnitude.
Statement II Two infinite long parallel wires are carrying current in the same direction. The magnetic field at a point mid-way between the wires is zero.
Statement III No net force acts on a rectangular coil carrying a steady current, when suspended in a uniform magnetic field.
Which of the following is correct?
Two parallel conductor each 50 m long, separated by 0.2 m experience a force of 1 N . If the current in first conductor is twice that of the second conductor, then what is the current in the second conductor?
$$ \left(\mu=4 \pi \times 10^{-7}\right) $$
The magnitude of axial field due to a bar magnet at a distance of 1 m , is found to be $5 \times 10^{-8} \mathrm{~T}$. The magnetic moment of the bar magnet is $\left(\mu_0=4 \pi \times 10^{-7}\right)$
The magnetic flux through the triangular loop shown in the figure below
Where a uniform magnetic field of strength 2 T points perpendicularly into the plane of the triangle is
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